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Technical Datasheet | Supplied by GreenChemicals SPA
GC KSS by GreenChemicals is a blend of potassium sulfone sulfonate and dipotassium 3, 3'-sulphonylbis (benzenesulphonate). It acts as a halogen-free inorganic flame retardant. GC KSS is compatible with polycarbonate. It is highly effective at low concentrations. Recommended dosage level is 0.2%.
Product Type
Flame Retardants / Smoke Suppressants
Chemical Composition
Blend of potassium sulfone sulfonate and dipotassium 3,3'-sulphonylbis(benzenesulphonate)
CAS Number
63316-33-6, 63316-43-8
Physical Form
Transparent, White
Product Status
Applications/ Recommended for
  • PC
  • Safety, regulation & environment > Halogen-free
  • Safety, regulation & environment > Flame retardancy

GC KSS Properties


Value & Unit
Test Condition
Test Method
Potassium sulfone sulfonate content
70 - 80 %
Dipotassium 3, 3'-sulphonylbis (benzenesulphonate) content
15 - 25 %
moisture content
0.5 %

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